<template>
  <li :style="{background:isShow ? '#ccc' : ''}" @mouseenter="isShow=true" @mouseleave="isShow=false">
    <label>
      <input type="checkbox" :checked="done" @change="updateSingle(id)" />
      <span>{{ thing }}</span>
    </label>
    <button class="btn btn-danger" @click="deleteOne(id)" :style="{ display: isShow ? 'block' : 'none' }"
    >删除</button>
  </li>
</template>

<script lang="ts">
import { defineComponent, ref } from "vue";

export default defineComponent({
  name: "Item",
});
</script>

<script setup lang="ts">
defineProps<{
  id: string;
  thing: string;
  done: boolean;
  updateSingle:Function
  deleteOne:Function;

}>();
const isShow = ref(false);

</script>

<style scoped>
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  display: none;
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}
</style>
